Starting to work through ch23 ex22

2011-11-01 21:16:22 -04:00 · 2011-11-01 21:16:22 -04:00 · 877763c15c
commit 877763c15c
parent c2615babf7
1 changed files with 16 additions and 0 deletions
--- a/ex22.h
+++ b/ex22.h
@ -0,0 +1,16 @@
+#ifndef _ex22_h
+#define _ex22_h
+
+// makes THE_SIZE in ex22.c available to other .c files
+extern int THE_SIZE;
+
+// gets and sets an internal static variable in ex22.c
+int get_age();
+void set_age(int age);
+
+// updates a static variable that's inside update_ratio
+double update_ratio(double ratio);
+
+void print_size();
+
+#endif